<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>eruda</title>
    <link rel="stylesheet" href="style.css">
    <script src="eruda.js"></script>
</head>
<body>
    <div class="root">
        <div class="brand" id="brand">eruda : click me 3 times ,will vibrate 3 seconds</div>
    </div>
    <script src="index.js"></script>
</body>
</html>